Propulsion Engineer
iRocket
iRocket (Innovative Rocket Technologies Inc.) is pioneering fully autonomous, fully reusable small launch vehicles to enable responsive, lower‑cost access to space. We combine advanced propulsion, reuse, and sustainable propellant technologies to push the frontier of commercial space. The Role Support design, development, and testing of propulsion systems (e.g., liquid rocket engines, pressure‑fed or pump‑fed systems, component‑level systems) Participate in test campaigns, including planning, instrumentation, execution, and post‑test analysis Develop and maintain test procedures, control sequences, and configuration files for propulsion testing Troubleshoot issues in propulsion subsystems (fluid, mechanical, thermal) during testing and integration Collaborate with cross‑functional teams (mechanical, thermal, controls, electronics, systems) to ensure subsystem integration Perform calculations and simulations to support sizing, performance prediction, and optimization Support Test Readiness Reviews (TRRs), Failure Review Boards, and design reviews Implement continuous improvements to increase test efficiency, safety, and reliability Analyze test data, generate reports, and identify corrective actions Requirements Bachelor's degree in Aerospace Engineering, Mechanical Engineering, or a related discipline 2+ years of experience in propulsion, test, or fluid/thermal systems development and testing Familiarity with liquid or hybrid rocket engine systems, fluid dynamics, thermodynamics, and heat transfer Experience with instrumentation, sensors, data acquisition, and control systems Proficiency with scripting or programming (Python, MATLAB, etc.) Ability to read and interpret engineering drawings, P&IDs, and technical specifications Strong problem‑solving, data analysis, and communication skills Ability to work in multidisciplinary teams and in a fast‑paced, evolving environment Experience with cryogenic fluids, high‑pressure systems, or oxidizer/fuel systems Experience with CAD, simulation tools (CFD, thermodynamics, structural), or propulsion modeling Familiarity with propulsion test stands, plumbing, valve systems, or turbomachinery Experience in space, launch vehicle, or high‑reliability systems Experience in formal test planning, instrumentation, and control software Benefits Health Care Plan (Medical, Dental & Vision) Retirement Plan (401k, IRA) Life Insurance (Basic, Voluntary & AD&D) Paid Time Off (Vacation, Sick & Public Holidays) Family Leave (Maternity, Paternity) Short Term & Long Term Disability Wellness Resources #J-18808-Ljbffr
$92.5k - $171.5k
L3Harris Technologies is seeking a Specialist Project Engineer in Canoga Park, CA, to lead electronics and software development for propulsion control systems in defense. The ideal candidate has over 5 years of experience and a degree in engineering. Responsibilities include...Suggested$124k - $216k
...range of 400 km. Heart is targeting type certification of the ES-30 by the end of the decade. Your Mission We are seeking a Propulsion Engineer to join our Dynamic Propulsion team in Torrance, CA. You will lead the testing, validation and certification of the aircraft’...Suggested$90k - $135k
...Propulsion Test Engineer – K2 Space Corporation Join to apply for the Propulsion Test Engineer role at K2 Space Corporation 1 day ago Be among the first 25 applicants K2 Space is building large, high-powered spacecraft for the next generation of space development. Backed...SuggestedPermanent employment- A leading aerospace manufacturer in California is seeking a Test Engineer for Propulsion Components to support the testing of flight hardware. The ideal candidate will have a Bachelor's degree in physics or engineering and at least 1 year of relevant experience. This hands...SuggestedFlexible hours
$100k - $150k
...testing role focused on developing the highest-powered electric propulsion systems. This position will involve leading test campaigns, troubleshooting electronic hardware, and collaborating with engineers across disciplines. The ideal candidate holds a relevant Bachelor...Suggested$130k - $176k
An innovative aerospace company is seeking a Senior Propulsion Engineer in Los Angeles, CA. This role involves leading the testing and validation of a hybrid-electric powertrain system. Candidates should have 5+ years of experience in propulsion engineering and strong knowledge...$100k - $140k
...new era demands a fundamentally different class of spacecraft. Engineered to survive the harshest radiation environments and to fully... ...the success of mechanical structures and mechanisms used for a propulsion system that will be the highest‑powered electric propulsion system...Permanent employmentShift work$100k - $150k
...Corporation is looking for a motivated individual for an avionics testing role focused on developing the highest-powered electric propulsion systems ever flown. Based in Los Angeles, California, you will lead multidisciplinary teams to validate prototype designs and...- Apex - Satellite Platforms in Los Angeles is looking for a Propulsion Mechanical Engineer to design and analyze propulsion hardware for spacecraft. You will collaborate closely with cross-functional teams to ensure that hardware meets performance and safety requirements...Work at office
- K2 Space in Los Angeles is hiring a mechanical design engineer to own the propulsion system hardware and related structures, from concept through flight. You will create 3D models, drawings, and interface control documents, and run analyses to validate performance across...
- SpaceX is seeking a Propulsion Engineer for Avionics Manufacturing (Raptor) to design, qualify, and automate production processes for avionics hardware on Raptor engines. You will own the production line, develop manufacturing workflows, and coordinate with vendors and...
$150k - $187k
...join us on our mission of providing humankind access to the galaxy beyond our planet. About The Role Apex is seeking a Propulsion Mechanical Engineer to own mechanical designs for our spacecraft propulsion systems. You will drive the design, analysis, and qualification...Full timeWork at office$117.3k - $175.9k
The Aerospace Corporation in Los Angeles is seeking a Liquid Propulsion Engineer to support operations with the U.S. Space Force. In this role, you will evaluate liquid propulsion systems to ensure successful launches and collaborate with multiple stakeholders for mission...- General Galactic in Los Angeles is seeking a Propulsion Engineer to design and analyze critical propulsion and thrust systems. This role offers ownership of propulsion systems and the opportunity to work on cutting-edge technology in a fast-paced environment. Ideal candidates...
- General Galactic is seeking a Mechanical Design Engineer focusing on electric propulsion systems in Los Angeles, California. You'll design and analyze critical propulsion hardware for spacecraft and own your designs from inception to testing. This hands-on role requires...
$135k - $190k
...developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. SR. PROPULSION FLUIDS ANALYST (RAPTOR SYSTEMS ENGINEERING) The Propulsion Fluids Analyst role is responsible for evaluating and improving engine hardware designs...Permanent employmentTemporary workWeekend work$92.5k - $171.5k
Job Title: Specialist Project Engineer, Propulsion Controls Electronics & Software Job Code: 38795 Job Location: Canoga Park, CA Job Schedule: 9/80: Employees work 9 out of every 14 days- totaling 80 hours worked- and have every other Friday off Job Description We...Flexible hours$117.3k - $175.9k
..., ground control, and range systems. In Vulcan Development and Operations (VDO) subdivision of DSG, we are seeking a Liquid Propulsion Engineer . In this position, you will work directly with the U.S. Space Force to procure and assure successful space launches using the...Full timeFor contractorsWork at officeImmediate startRemote workRelocation packageFlexible hours$90k - $135k
A leading space technology company in California is seeking a Propulsion Test Engineer to implement Hall thruster development tests. The role involves setting up vacuum chambers, conducting tests, and developing documentation for R&D and production. The ideal candidate...- A leading aerospace company in California is seeking a Propulsion Engineer to support the design, development, and testing of propulsion systems. Candidates should have a Bachelor's degree in Aerospace or Mechanical Engineering and 2+ years of relevant experience. Responsibilities...
$95k - $115k
Propulsion Engineer, Combustion Devices Manufacturing (Raptor) Hawthorne, CA SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies...Permanent employmentTemporary workInternshipWeekend work- ...beyond Earth. Led by former SpaceX, Varda, Impulse, and Relativity engineers, our vision is to dominate cislunar space and build the... ...good. Job Description As a Mechanical Design Engineer (Electric Propulsion), you will work closely with a focused technical team to design...Permanent employmentLocal areaShift work
$130k - $180k
Mechanical Design Engineer - Develop Next-Generation Electric Propulsion Systems for Spacecraft Hawthorne, CA | On-site Opportunity Summary Join a seed‑stage aerospace startup developing advanced spacecraft and in‑space propulsion technologies for the next generation...$147k - $184k
An innovative aerospace company in Los Angeles is seeking a Senior Electric Motor Design Engineer to lead the development of HV electric motors for hybrid propulsion systems. You will be responsible for designing and certifying electric motors while collaborating with...$147k - $184k
A leading aerospace company in Los Angeles is looking for a Senior Power Electronics Engineer to lead the design and integration of hybrid propulsion systems. The ideal candidate has over 5 years in power electronics, strong knowledge in high voltage systems, and experience...$100k - $115k
...SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. PROPULSION ENGINEER, CHAMBER AND NOZZLE MANUFACTURING (RAPTOR) SpaceX is seeking an engineer to focus on manufacturing the world's most powerful...Permanent employmentTemporary workWeekend work- A pioneering aerospace startup in Los Angeles is seeking a Mechanical Systems Engineer to lead the design of high-powered propulsion systems for satellites. This role demands over 10 years of mechanical design experience, proficiency in CAD and analysis software, and a...
- SpaceX is hiring a Propulsion Engineer in Hawthorne, CA, to improve manufacturing processes for Raptor combustion chambers and nozzles. The engineer will own fabrication and assembly, optimize manufacturing strategies, and establish data-driven production. Candidates need...
- SpaceX in Hawthorne, CA is seeking a Merlin Propulsion Engineer to own engine hardware and software from build through tests, flight, and reflight. You will drive design, process, and operational changes to improve Merlin reliability and producibility while supporting scaling...
- ...Galactic, located in Los Angeles, is seeking a Power Electronics Engineer to design and analyze critical electronic systems for... ...have ownership over the Power Processing Unit (PPU) for electric propulsion systems, collaborating with a technical team across multiple disciplines...
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